126047438612 has 24 divisors (see below), whose sum is σ = 225421297920. Its totient is φ = 61643080160.

The previous prime is 126047438597. The next prime is 126047438653. The reversal of 126047438612 is 216834740621.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78062 + ... + 508122.

It is an arithmetic number, because the mean of its divisors is an integer number (9392554080).

Almost surely, 2^126047438612 is an apocalyptic number.

It is an amenable number.

126047438612 is a deficient number, since it is larger than the sum of its proper divisors (99373859308).

126047438612 is a wasteful number, since it uses less digits than its factorization.

126047438612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431671 (or 431669 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 44.

The spelling of 126047438612 in words is "one hundred twenty-six billion, forty-seven million, four hundred thirty-eight thousand, six hundred twelve".